// 多行省略混入器
@mixin rows-ellipsis($rows){
    display: -webkit-box;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: $rows;
    -webkit-box-orient: vertical;
    word-break: break-all;
}
// 一行省略
.one-row-ellipsis{
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
// 两行省略
.two-row-ellipsis{
    @include rows-ellipsis(2);
}
// 三行省略
.three-row-ellipsis{
    @include rows-ellipsis(3);
}
// 四行省略
.four-row-ellipsis{
    @include rows-ellipsis(4);
}

// 文字不可选
.unselectable-text {
    -webkit-user-select: none; 
    -moz-user-select: none;
    -ms-user-select: none; 
    user-select: none; 
}
